This node is currently not available in KNIME v5.4 — instead we’re showing this page for KNIME v5.2. You can use the version menu in the title bar to permanently switch your preferred version. This will also show the link to the update site.

Dissolve

This node aggregate geometries based on group id (string column) and only keep the two column with GeoDataFrame.dissolve, which only dissolve geometries here. For grouping attribute values of other than geometry, the GroupBy node in KNIME is a complementary tool.

The node is based on the GeoPandas project and uses the following related information and function:

GeoDataFrame.dissolve

Options

Geometry column: Select the geometry column to use.
Dissolve column: Select the dissolve column as group id.

Input Ports

: Table with geometry column.

Output Ports

: Table with transformed geometry column.

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Developers

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Installation

To use this node in KNIME, install the extension Geospatial Analytics Extension for KNIME from the below update site following our NodePit Product and Node Installation Guide:

v5.2

A zipped version of the software site can be downloaded here.

Plugin provider: SDL, Harvard, Cambridge US

Plugin version: 1.3.0.202412051033

On NodePit since: 2023-12-06

Last update: 2024-12-18

KNIME versions: From v5.2 to v5.2

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